Emergency drain



FIG. 1 is a perspective view of an emergency drain showing my new design in a first embodiment;

FIG. 2 is a front elevation view of FIG. 1, a rear elevation view being a mirror image thereof;

FIG. 3 is a top plan view of FIG. 1;

FIG. 4 is a left side view of FIG. 1, a right side view being a mirror image thereof; and,

FIG. 5 is a bottom plan view of FIG. 1.

The broken lines depict portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for an emergency drain, as shown and described. 